4X4 Matrix Keypad Membrane Switch

Key Features

• 4×4 key layout for numeric and functional input
• Flexible, thin, and lightweight membrane design
• Durable keys with tactile feedback
• Easy interfacing with microcontrollers via row/column pins
• Ideal for robotics, control panels, and interactive electronics

Technical Specifications

• Key Matrix: 4 rows × 4 columns
• Switch Type: Membrane, tactile response
• Operating Voltage: 3.3V – 5V
• Connector: 8-pin header (row and column outputs)
• Dimensions: 80 mm × 80 mm (approx.)
• Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers

Applications

• Numeric and functional input for microcontroller projects
• User interfaces for robotics and automation
• DIY electronic gadgets and games
• Security keypads and access control systems
• Educational electronics and STEM learning projects

Package Includes

• 1 × 4×4 Matrix Keypad Membrane Switch